
thumb|right|Humpty Dumpty wearing the cravat he received as an unbirthday present from the White King and Queen. From Through the Looking-Glass, illustration by [[John Tenniel.]] An unbirthday (originally written un-birthday) is an event celebrated on all days of the year which are not a person's birthday. It is a neologism which first appeared in Lewis Carroll's 1871 novel Through the Looking-Glass. The concept gave rise to "The Unbirthday Song" in the 1951 animated feature film Alice in Wonderland.
thumb|right|Humpty Dumpty wearing the cravat he received as an unbirthday present from the White King and Queen. From Through the Looking-Glass, illustration by [[John Tenniel.]] An unbirthday (originally written un-birthday) is an event celebrated on all days of the year which are not a person's birthday. It is a neologism which first appeared in Lewis Carroll's 1871 novel Through the Looking-Glass. The concept gave rise to "The Unbirthday Song" in the 1951 animated feature film Alice in Wonderland.
In Through the Looking-Glass, Humpty Dumpty is wearing a cravat (which Alice at first mistakes for a belt) which he says was given to him as an "un-birthday present" by the White King and Queen. He then has Alice calculate the number of unbirthdays in a year.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).